From a8b32da0305b451e89964b7356f2b01524d5c85a Mon Sep 17 00:00:00 2001
From: Thomas Roessler <roessler@does-not-exist.org>
Date: Tue, 30 Oct 2001 18:03:10 +0000
Subject: [PATCH] TLS connection reuse.  From Brendan Cully.

---
 mutt_socket.c |  1 +
 mutt_ssl.c    | 21 +++++++++++++++++----
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/mutt_socket.c b/mutt_socket.c
index eaeeffbfb..1fdd14087 100644
--- a/mutt_socket.c
+++ b/mutt_socket.c
@@ -63,6 +63,7 @@ int mutt_socket_close (CONNECTION* conn)
     rc = conn->close (conn);
 
   conn->fd = -1;
+  conn->ssf = 0;
 
   return rc;
 }
diff --git a/mutt_ssl.c b/mutt_ssl.c
index aa48ad2fa..291c5087b 100644
--- a/mutt_ssl.c
+++ b/mutt_ssl.c
@@ -76,6 +76,7 @@ static int ssl_socket_read (CONNECTION* conn, char* buf, size_t len);
 static int ssl_socket_write (CONNECTION* conn, const char* buf, size_t len);
 static int ssl_socket_open (CONNECTION * conn);
 static int ssl_socket_close (CONNECTION * conn);
+static int tls_close (CONNECTION* conn);
 int ssl_negotiate (sslsockdata*);
 
 /* mutt_ssl_starttls: Negotiate TLS over an already opened connection.
@@ -115,7 +116,7 @@ int mutt_ssl_starttls (CONNECTION* conn)
   conn->sockdata = ssldata;
   conn->read = ssl_socket_read;
   conn->write = ssl_socket_write;
-  conn->close = ssl_socket_close;
+  conn->close = tls_close;
 
   conn->ssf = SSL_CIPHER_get_bits (SSL_get_current_cipher (ssldata->ssl),
     &maxbits);
@@ -248,13 +249,13 @@ static int ssl_socket_read (CONNECTION* conn, char* buf, size_t len)
   return SSL_read (data->ssl, buf, len);
 }
 
-int ssl_socket_write (CONNECTION* conn, const char* buf, size_t len)
+static int ssl_socket_write (CONNECTION* conn, const char* buf, size_t len)
 {
   sslsockdata *data = conn->sockdata;
   return SSL_write (data->ssl, buf, len);
 }
 
-int ssl_socket_open (CONNECTION * conn)
+static int ssl_socket_open (CONNECTION * conn)
 {
   sslsockdata *data;
   int maxbits;
@@ -347,7 +348,7 @@ int ssl_negotiate (sslsockdata* ssldata)
   return 0;
 }
 
-int ssl_socket_close (CONNECTION * conn)
+static int ssl_socket_close (CONNECTION * conn)
 {
   sslsockdata *data = conn->sockdata;
   if (data)
@@ -363,6 +364,18 @@ int ssl_socket_close (CONNECTION * conn)
   return raw_socket_close (conn);
 }
 
+static int tls_close (CONNECTION* conn)
+{
+  int rc;
+
+  rc = ssl_socket_close (conn);
+  conn->read = raw_socket_read;
+  conn->write = raw_socket_write;
+  conn->close = raw_socket_close;
+
+  return rc;
+}
+
 static char *x509_get_part (char *line, const char *ndx)
 {
   static char ret[SHORT_STRING];
-- 
2.40.0